Ephraim Feig, Shmuel Winograd
IEEE Trans. Inf. Theory
A new algorithm for computing Hadamard transforms is presented. If n is a power of four, then the new algorithm uses ⅞ n logn multiply/adds to compute a Hadamard transform of length n. © 1994 IEEE
Ephraim Feig, Shmuel Winograd
IEEE Trans. Inf. Theory
Don Coppersmith, Michael Elkin
SODA 2005
Don Coppersmith, Madhu Sudan
STOC 2003
Ephraim Feig, Michael Ben-Or
Linear Algebra and Its Applications